Influence of continuous perioperative beta-blockade in combination with phosphodiesterase inhibition on haemodynamics and myocardial ischaemia in high-risk vascular surgery patients

摘要

Institutional Review Board (IRB) approval of this research could not be verified during an investigation by thenLandesa ¨rztekammer Rheinland-Pfalz (the State Medical Association of Rheinland-Pfalz in Germany). As a result, thisnarticle has been retracted, in accordance with the Journal’s regulations, at the request of the Directors and Board of thenBritish Journal of Anaesthesia. Lack of IRB approval means that the research was unethical, and that IRB approval fornthe research was misrepresented in the published article. It does not mean that the research results per se are fraudulent.nFor further information please see Retraction.nd.